US$ 11.49
Russia Size: 5
Weight: 232 Grams
Largest sphere of this rare stone I have ever seen
the chemical composition of the material is a Sodium-Aluminum Oxide
94 Grams combined
Gem Blue Sapphire Crystal From Sri Lanka - 0.4" - 4.0 Carats minerals Russia Size: 5This is a really nice single gem Sapphire (blue Corundum) crystal from Sri Lanka. Classic shape and well terminated. Location: Sri Lanka Size: 1. 0 x 0. 7 x 0. 5 Centimeter Weight: 4. 0 Carats